Players across the NFL are expected to be role models. They spend their lives in the limelight for all to see. On the odd occasion, we see some of the best players in the NFL suffer off-field problems. These problems may only be a temporary hit to their reputation, or they can completely wreck their career. Here are five NFL stars whose careers have suffered due to off-field issues.#5 – Johnny ManzielCleveland Browns v Seattle SeahawksSome NFL fans knew Johnny Manziel would be trouble before he even entered the NFL. Manziel was a star at Texas A&M, but his off-field antics often made the news during his college career. This was something that would continue when he made the pros.ESPN College Football@ESPNCFBThrowback to when Johnny Manziel shocked the college football world 61991354Throwback to when Johnny Manziel shocked the college football world 🌎⚡️ https://t.co/dNuqYvPyyWAfter being drafted into the NFL by the Cleveland Browns, Johnny Football’s party-boy lifestyle didn't change. He missed team meetings and flipped the bird at opponents. After a domestic dispute with his then-girlfriend, he was released by the Browns in early 2016.He only lasted two years in the league. He started just eight games and passed for seven touchdowns against seven interceptions.#4 – Ryan LeafTennessee Titans v Los Angeles RamsArguably the biggest NFL Draft bust in league history, the former San Diego Chargers quarterback sabotaged his own career due to off-field issues. Leaf skipped the final day of the mandatory Rookie Symposium. As a result, his career was never able to get back on track.He was known to have a terrible work ethic. He didn’t seem interested in studying tape. He also got into arguments with fans, coaches, and reporters alike.Leaf was out of the league by 2002, just four seasons after becoming the number two overall draft pick. He has faced numerous legal issues since retirement.